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These are large, robust sawflies, and the larvae are all external leaf feeders. The family is
found in most of the world except for the Ethiopian and Australian regions and contains about
Taxonomy: Benson, 1938. Roy. Ent. Soc London, Trans. 87: 369-372 (key to world
subfamilies). — Townes, 1962. U. S. Natl. Mus., Bui. 216, p. 67 (Clavellariidae).
Page 27 • Top • -1 • +1 • Original • Database of Hymenoptera in America north of Mexico • Highertaxa
Genus ZARAEA Leach
Zaraea Leach, 1817. Zool. Misc., v. 3, p. 113.
Type-species: Tenthredo fasciata Linnaeus. Monotypic.
Members of this Holarctic genus are associated with the plant family Caprifoliaceae.
Zaraea americana Cresson
Zaraea inflata Norton
Zaraea kennicotti (Norton)
Zaraea lonicerae (Linnaeus)
Genus TRICHIOSOMA Leach
Trichiosoma Leach, 1817. Zool. Misc., v. 3, p. 108.
Type-species: Tenthredo liicorum Linnaeus. Desig. by Curtis, 1825.
A Holarctic genus with about 20 species. Adults are large and densely hairy sawflies and may
girdle twigs of their host plant with their powerful mandibles. This genus is in need of study.
Adults show extreme variation in color and external structure and a thorough study will be
necessary to determine the correct status of the segregates listed below.
Trichiosoma aleutianum Cresson
Trichiosoma arcticum Kirby
Trichiosoma lanuginosum Norton
Trichiosoma triangulum Kirby Cimbex americana Leach Cimbex pacifica Cresson Cimbex rubida Cresson Cimbex semidea Cresson
Cimbex americana Leach
Cimbex pacifica Cresson
Cimbex rubida Cresson
Cimbex semidea Cresson
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